Unify alertmanager naming

Closes #451.

kubernetes/namespaces/monitoring/alerts/alerts.d/alertmanager.yaml

@@ -2,7 +2,7 @@ groups:
 - name: alertmanager
   rules:
 
-  - alert: AlertManagerClusterFailedPeers
+  - alert: alert-manager/cluster-failed-peers
     expr: alertmanager_cluster_failed_peers > 0
     for: 1m
     labels:
@@ -11,7 +11,7 @@ groups:
       summary: "An Alertmanager node is reporting failed peers"
       description: "AM {{ $labels.instance }} is reporting that {{ $value }} of it's peers is invalid."
 
-  - alert: AlertManagerHealthScore
+  - alert: alert-manager/health-score
     expr: alertmanager_cluster_health_score > 0
     for: 1m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/certificates.yaml

@@ -3,7 +3,7 @@ groups:
   interval: 1d
   rules:
 
-  - alert: CertificateExpiringSoon
+  - alert: cert-manager/certificate-expiring-soon
     expr: (certmanager_certificate_expiration_timestamp_seconds - time()) / 60 / 60 / 24 < 7
     for: 0m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/coredns.yaml

@@ -2,7 +2,7 @@ groups:
 - name: coredns
   rules:
 
-  - alert: CoreDNSPanics
+  - alert: core-dns/panics
     expr: increase(coredns_panics_total[1m]) > 0
     for: 0m
     labels:
@@ -11,7 +11,7 @@ groups:
       summary: "CoreDNS is experiencing panic"
       description: "Number of CoreDNS panics encountered: {{ $value }}"
 
-  - alert: CoreDNSCacheMisses
+  - alert: core-dns/cache-misses
     expr: rate(coredns_cache_misses_total{}[10m]) / rate(coredns_cache_misses_total{}[10m] offset 10m) > 5.00
     labels:
       severity: page

kubernetes/namespaces/monitoring/alerts/alerts.d/cpu.yaml

@@ -2,7 +2,7 @@ groups:
 - name: cpu
   rules:
 
-  - alert: HighCPUThrottling
+  - alert: containers/high-cpu-throttling
     expr: rate(container_cpu_cfs_throttled_seconds_total{pod=~".+", container_name!="POD", image!=""}[5m]) > 1
     for: 5m
     labels:
@@ -11,7 +11,7 @@ groups:
       summary: "Container {{ $labels.container_name }} in {{ $labels.pod }} high throttling "
       description: "{{ $labels.container_name }} inside {{ $labels.pod }} is at {{ $value }}"
 
-  - alert: HighNodeCPU
+  - alert: kubernetes/high-node-cpu
     expr: 100 - (avg by (kubernetes_node) (irate(node_cpu_seconds_total{job="node-exporter",mode="idle"}[5m])) * 100) > 80
     for: 5m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/django.yaml

@@ -1,7 +1,7 @@
 groups:
   - name: django
     rules:
-      - alert: DjangoErrors
+      - alert: django/errors
         expr: increase(django_http_responses_total_by_status_total{status=~"5.."}[5m]) > 0
         for: 5m
         labels:
@@ -10,7 +10,7 @@ groups:
           summary: "Django is experiencing 5xx errors"
           description: "Django is experiencing 5xx errors on {{ $labels.namespace }}/{{ $labels.job }}"
 
-      - alert: DjangoLatencyElevated
+      - alert: django/latency-elevated
         expr: histogram_quantile(0.95, rate(django_http_requests_latency_seconds_by_view_method_bucket{view!="api:github-artifacts", view!="api:github-webhook-filter", view!="home:home", view!="content:tag"}[5m])) > 1.0
         for: 15m
         labels:
@@ -19,7 +19,7 @@ groups:
           summary: "Django route is experiencing high latency"
           description: "Django route {{ $labels.method }} {{ $labels.view }} has raised latency"
 
-      - alert: DjangoLatencyHigh
+      - alert: django/latency-high
         expr: histogram_quantile(0.95, rate(django_http_requests_latency_seconds_by_view_method_bucket{view!="api:github-artifacts", view!="api:github-webhook-filter", view!="home:home", view!="content:tag"}[5m])) > 10.0
         for: 15m
         labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/etcd.yaml

@@ -1,7 +1,7 @@
 groups:
   - name: etcd
     rules:
-      - alert: EtcdErrorsSpike
+      - alert: etcd/error-spike
         expr: rate(etcd_request_error_total[5m]) > 0
         for: 5m
         labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/jobs.yaml

@@ -1,7 +1,7 @@
 groups:
 - name: jobs
   rules:
-  - alert: KubernetesCronjobSuspended
+  - alert: kubernetes/cronjob-suspended
     expr: kube_cronjob_spec_suspend != 0
     for: 0m
     labels:
@@ -10,7 +10,7 @@ groups:
       summary: "Kubernetes CronJob suspended: {{ $labels.cronjob }}"
       description: "CronJob {{ $labels.kubernetes_namespace }}/{{ $labels.cronjob }} is suspended"
 
-  - alert: KubernetesJobFailed
+  - alert: kubernetes/jobs-failed
     expr: kube_job_status_failed > 0
     for: 0m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/memory.yaml

@@ -2,7 +2,7 @@ groups:
 - name: memory
   rules:
 
-  - alert: NodeHighMemoryUsage
+  - alert: node/high-memory-usage
     expr: node_memory_Active_bytes / node_memory_MemTotal_bytes > 0.8
     for: 30s
     labels:
@@ -11,7 +11,7 @@ groups:
       summary: "Node {{ $labels.kubernetes_node }} has RAM usage >80% for 5 minutes"
       description: 'RAM usage is currently {{ $value | humanizePercentage }} on {{ $labels.kubernetes_node }}'
 
-  - alert: ContainerOOMEvent
+  - alert: container/oom
     expr: (kube_pod_container_status_restarts_total - kube_pod_container_status_restarts_total offset 10m >= 1) and ignoring (reason) min_over_time(kube_pod_container_status_last_terminated_reason{reason="OOMKilled"}[10m]) == 1
     for: 0m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/nginx.yaml

@@ -2,7 +2,7 @@ groups:
 - name: nginx
   rules:
 
-  - alert: NGINX4XXRequests
+  - alert: nginx/4xx-requests
     expr: sum by (service) (rate(nginx_ingress_controller_requests{service!="pixels",status!~"404|444",status=~"^4.."}[1m])) / sum by (service) (rate(nginx_ingress_controller_requests[1m])) > 0.5
     for: 1m
     labels:
@@ -11,7 +11,7 @@ groups:
       summary: "High rate of 4XX requests for inbound requests"
       description: "Rate of 4XX errors is {{ $value | humanizePercentage }} on service `{{ $labels.service }}`"
 
-  - alert: NGINX5XXRequests
+  - alert: nginx/5xx-requests
     expr: sum(rate(nginx_ingress_controller_requests{status=~"^5.."}[1m])) by (service) / sum(rate(nginx_ingress_controller_requests{}[1m])) by (service) > 0.5
     for: 1m
     labels:
@@ -20,7 +20,7 @@ groups:
       summary: "High rate of 5XX requests for inbound requests"
       description: "Rate of 5XX errors is {{ $value | humanizePercentage }} on service `{{ $labels.service }}`"
 
-  - alert: NGINXP99Timing
+  - alert: nginx/p99-timing
     expr: histogram_quantile(0.99, sum by(host, service, le) (rate(nginx_ingress_controller_request_duration_seconds_bucket{service!~"(grafana|metabase|prestashop-svc)"}[5m]))) > 3 and on(service) increase(nginx_ingress_controller_requests[5m]) > 10
     for: 5m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/nodes.yaml

@@ -2,7 +2,7 @@ groups:
 - name: nodes
   rules:
 
-  - alert: KubernetesNodeDiskPressure
+  - alert: kubernetes/node-disk-pressure
     expr: kube_node_status_condition{condition="DiskPressure",status="true"} == 1
     for: 1m
     labels:
@@ -11,7 +11,7 @@ groups:
       summary: Node {{ $labels.kubernetes_node }} is experiencing disk pressure
       description: "{{ $labels.kubernetes_node }} does not have adequate space to work with."
 
-  - alert: KubernetesNodeMemoryPressure
+  - alert: kubernetes/node-memory-pressure
     expr: kube_node_status_condition{condition="MemoryPressure",status="true"} == 1
     for: 15s
     labels:
@@ -20,7 +20,7 @@ groups:
       summary: Node {{ $labels.kubernetes_node }} is experiencing memory pressure
       description: "{{ $labels.kubernetes_node }} does not have adequate RAM to work with."
 
-  - alert: KubernetesNodeNetworkUnavailable
+  - alert: kubernetes/node-network-unavailable
     expr: kube_node_status_condition{condition="NetworkUnavailable",status="true"} == 1
     for: 15s
     labels:
@@ -30,7 +30,7 @@ groups:
       description: "{{ $labels.kubernetes_node }} is experiencing trouble with inbound and outbound connections"
 
 
-  - alert: KubernetesNodePIDPressure
+  - alert: kubernetes/node-pid-pressure
     expr: kube_node_status_condition{condition="PIDPressure",status="true"} == 1
     for: 15s
     labels:
@@ -39,7 +39,7 @@ groups:
       summary: Node {{ $labels.kubernetes_node }} is experiencing PID exhaustion
       description: "{{ $labels.kubernetes_node }} does not have enough PIDs to work with."
 
-  - alert: KubernetesNodeReady
+  - alert: kubernetes/node-not-ready
     expr: kube_node_status_condition{condition="Ready",status="true"} == 0
     for: 1m
     labels:
@@ -48,7 +48,7 @@ groups:
       summary: Kubernetes node ({{ $labels.kubernetes_node }} ) is marked as unready
       description: "Node {{ $labels.kubernetes_node }} has been unready for a long time"
 
-  - alert: KubernetesNodeCordoned
+  - alert: kubernetes/node-cordoned
     expr: kube_node_spec_unschedulable == 1
     for: 30m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/pods.yaml

@@ -1,7 +1,7 @@
 groups:
 - name: pods
   rules:
-  - alert: KubernetesPodNotHealthy
+  - alert: kubernetes/pod-not-healthy
     expr: min_over_time(sum by (namespace, pod) (kube_pod_status_phase{phase=~"Pending|Unknown|Failed"})[3m:1m]) > 0
     for: 3m
     labels:
@@ -10,7 +10,7 @@ groups:
       summary: "Kubernetes Pod not healthy: {{ $labels.namespace }}/{{ $labels.pod }}"
       description: "Pod has been in a non-ready state for longer than 3 minutes."
 
-  - alert: KubernetesPodCrashLooping
+  - alert: kubernetes/pod-crash-looping
     expr: increase(kube_pod_container_status_restarts_total[5m]) > 3
     for: 1m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/prometheus.yaml

@@ -3,7 +3,7 @@ groups:
   rules:
 
   # Alert for any instance that is unreachable for >5 minutes.
-  - alert: InstanceDown
+  - alert: prometheus/instance-down
     expr: up == 0
     for: 5m
     labels:
@@ -12,7 +12,7 @@ groups:
       summary: "Instance {{ $labels.instance }} down"
       description: "{{ $labels.instance }} of job {{ $labels.job }} has been down for more than 5 minutes."
 
-  - alert: PrometheusConfigFailed
+  - alert: prometheus/config-failed
     expr: prometheus_config_last_reload_successful == 0
     for: 0m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/redis.yaml

@@ -1,7 +1,7 @@
 groups:
 - name: redis
   rules:
-  - alert: RedisDown
+  - alert: redis/down
     expr: redis_up == 0
     for: 1m
     labels:
@@ -10,7 +10,7 @@ groups:
       summary: "Redis is offline"
       description: "Redis Exporter cannot connect to Redis."
 
-  - alert: RedisOutOfMemory
+  - alert: redis/oom
     expr: redis_memory_used_bytes / redis_memory_max_bytes > 0.9
     for: 0m
     labels:

kubernetes/namespaces/monitoring/alerts/alerts.d/volumes.yaml

@@ -1,7 +1,7 @@
 groups:
 - name: volumes
   rules:
-  - alert: KubernetesVolumeOutOfDiskSpace
+  - alert: kubernetes/volume-out-of-space
     expr: kubelet_volume_stats_available_bytes{persistentvolumeclaim!="prometheus-storage"} / kubelet_volume_stats_capacity_bytes * 100 < 10
     for: 2m
     labels: